fix: filter names in AnalyticsData runReport samples (GoogleCloudPlatform#1788)

Author: bshaffer

analyticsdata/src/run_report_with_dimension_and_metric_filters.php

@@ -65,7 +65,7 @@ function run_report_with_dimension_and_metric_filters(string $propertyId)
             'end_date' => 'today',
             ]),
         ],
-        'metric_filter' => new FilterExpression([
+        'metricFilter' => new FilterExpression([
             'filter' => new Filter([
                 'field_name' => 'sessions',
                 'numeric_filter' => new NumericFilter([
@@ -76,7 +76,7 @@ function run_report_with_dimension_and_metric_filters(string $propertyId)
                 ]),
             ]),
         ]),
-        'dimension_filter' => new FilterExpression([
+        'dimensionFilter' => new FilterExpression([
             'and_group' => new FilterExpressionList([
                 'expressions' => [
                     new FilterExpression([

analyticsdata/src/run_report_with_dimension_exclude_filter.php

@@ -61,7 +61,7 @@ function run_report_with_dimension_exclude_filter(string $propertyId)
                 'end_date' => 'yesterday',
             ])
         ],
-        'dimension_filter' => new FilterExpression([
+        'dimensionFilter' => new FilterExpression([
             'not_expression' => new FilterExpression([
                 'filter' => new Filter([
                     'field_name' => 'pageTitle',

analyticsdata/src/run_report_with_dimension_filter.php

@@ -62,7 +62,7 @@ function run_report_with_dimension_filter(string $propertyId)
                 'end_date' => 'yesterday',
             ])
         ],
-        'dimension_filter' => new FilterExpression([
+        'dimensionFilter' => new FilterExpression([
             'filter' => new Filter([
                 'field_name' => 'eventName',
                 'string_filter' => new StringFilter([

analyticsdata/src/run_report_with_dimension_in_list_filter.php

@@ -62,7 +62,7 @@ function run_report_with_dimension_in_list_filter(string $propertyId)
                 'end_date' => 'yesterday',
             ])
         ],
-        'dimension_filter' => new FilterExpression([
+        'dimensionFilter' => new FilterExpression([
             'filter' => new Filter([
                 'field_name' => 'eventName',
                 'in_list_filter' => new InListFilter([

analyticsdata/src/run_report_with_multiple_dimension_filters.php

@@ -64,7 +64,7 @@ function run_report_with_multiple_dimension_filters(string $propertyId)
                 'end_date' => 'yesterday',
             ]),
         ],
-        'dimension_filter' => new FilterExpression([
+        'dimensionFilter' => new FilterExpression([
             'and_group' => new FilterExpressionList([
                 'expressions' => [
                     new FilterExpression([